Hong Kong First Through Flight, Hong Kong - Penang - London, Via Imperial Airways, 27th March 1936. Purple cachet on 2 covers; one franked with 25¢ KGV definitive pair and other with 2¢+4¢+6¢+ 8¢ KGV definitives, all tied by "Hong - Kong, Air Mail, 5.30, 36" cds's, Very Fine. Estimate  $100 - 150. $0 (Image)